WO2014043858A1

WO2014043858A1 - Optical fiber connecting assembly and optical fiber connector comprising the same

Info

Publication number: WO2014043858A1
Application number: PCT/CN2012/081581
Authority: WO
Inventors: 赵阳日
Original assignee: 一诺仪器（威海）有限公司; (株)韩国一诺仪器株式会社
Priority date: 2012-09-19
Filing date: 2012-09-19
Publication date: 2014-03-27

Abstract

An optical fiber connecting assembly and an optical fiber connector comprising the optical fiber connecting assembly, wherein the optical fiber connecting assembly comprises an optical fiber pre-embedded seat (1), a sliding block (2), and an optical fiber pressing block (3). The sliding block (2) can slide along the optical fiber pre-embedded seat (1), and the optical fiber pressing block (3) is disposed between the sliding block (2) and the optical fiber pre-embedded seat (1). The sliding block (2) can slide along the optical fiber pressing block (3), so that one end of the optical fiber pressing block (3) abuts against the optical fiber pre-embedded seat (1) in a releasable manner. Compared with the prior art, the optical fiber connecting assembly is advantageous in that the operation of connecting optical fibers can be repeatedly carried out, the operation is convenient, the multi-time connection can be realized, the damage of the optical fiber connector caused by a connection failure can be prevented, and the resources can be greatly saved.

Description

Optical fiber connection component and optical fiber connector including the same

The present invention relates to the field of optical fiber connection technologies, and in particular, to an optical fiber connection assembly and an optical fiber connector including the optical fiber connection assembly.

Background technique

In the past two years, with the development of the communication industry and the implementation of national policies, China's FTTH (Fiber To The Home) has developed rapidly from the initial pilot project to the current scale deployment. As an important part of FTTH construction, fiber optic connection has doubled its engineering volume, and the extension of the FTTH construction connection point to the interior has also brought about a significant increase in the difficulty of work. There are two increases here, one is an increase in quantity and the other is an increase in difficulty. This makes the traditional hot-melt connection method unsuitable for the FTTH terminal connection work. It is necessary to choose a new way that is faster and more convenient to replace the hot melt. Fast connectors have such advantages, and the use of fast connectors is revolutionizing current fiber-optic connections. However, existing quick connectors have the following drawbacks:

1. Most of the existing quick connectors are assembled at one time. If the fiber connection fails or the connection effect is not satisfactory due to inadvertent operation, the connector is invalid and cannot be reworked. After the connection is completed, subsequent maintenance is difficult or Can not be maintained at all;

2. Many of the existing quick connectors need to be operated with special jigs during installation or maintenance, which is cumbersome and time-consuming to maintain or maintain, and has low efficiency.

Utility model content

The utility model aims to provide an optical fiber connecting component, so as to solve the problem that most of the existing quick connectors are assembled at one time. If the optical fiber connection fails or the connection effect is not satisfactory due to inadvertent operation, the connector is invalid and cannot be reworked. After the continuation, subsequent maintenance is a technical problem that is difficult or impossible to maintain.

Another object of the present invention is to provide a fiber optic connector to solve the problem that most of the existing quick connectors are assembled at one time. If the optical fiber connection fails or the connection effect is not satisfactory due to inadvertent operation, the connector is invalid. After rework, and after the continuation, subsequent maintenance is a technical problem that is difficult or impossible to maintain.

The purpose of the utility model is achieved by the following technical solutions:

An optical fiber splicing assembly includes an optical fiber embedded seat, a slider and a pulverized block, wherein the slider is slidable along the optical fiber embedded seat, and the pulverized fiber block is disposed on the slider and the optical fiber Between the buried seats, the slider is slidable along the batt block such that one end of the batt block releasably abuts the optical fiber pre-embedded seat.

Preferably, the optical fiber pre-buried seat is provided with a receiving groove, and the batt block is disposed in the receiving groove. Preferably, the slider is provided with a cavity for accommodating the baffle block, a sidewall of the cavity is provided with a first guiding body, and a side of the baffle block is provided with a first sliding slot. The first chute is provided with a slope, and the slider is slidable along the first sliding slot of the baffle block by the first guiding body, so that one end of the buffing block is releasably pre-exposed with the optical fiber The accommodating groove of the buried seat abuts.

Preferably, the slider is provided with a second sliding slot, the optical fiber pre-buried seat is provided with a second guiding body, and the sliding block can slide along the second guiding body through the second sliding slot .

Preferably, the accommodating groove of the optical fiber pre-buried seat is provided with a fiber-carrying groove, and one end of the buckling block is releasably abutted against the fiber-carrying groove.

Preferably, the baffle block is provided with a fiber guiding groove, and the fiber guiding groove is opposite to the fiber carrying groove.

A fiber optic connector includes a connector housing, a fiber optic splice assembly, and a fiber optic fixture, the fiber optic splice assembly being disposed on the fiber optic fixture, one end of the fiber optic fixture being disposed in the connector housing The fiber splicing assembly includes an optical fiber embedded seat, a slider and a pulverized block, the slider is slidable along the optical fiber embedded seat, and the pulverized fiber block is disposed on the sliding block and the optical fiber embedded seat Between the sliders, the slider is slidable along the buckling block such that one end of the batt block is releasably abutted against the optical fiber pre-buried block.

Preferably, the optical fiber pre-buried seat is provided with a receiving groove, and the batt block is disposed in the receiving groove.

Preferably, the slider is provided with a cavity for accommodating the baffle block, a sidewall of the slider cavity is provided with a first guiding body, and a side of the bucking block is provided with a first sliding a slot, the first chute is provided with a slope, and the slider is slidable along the first sliding slot of the buckling block by the first guiding body, so that one end of the buckling block is releasably The accommodating groove of the optical fiber pre-buried seat abuts.

Preferably, the optical fiber fixing device comprises a fixing device main body, and one end of the fixing device main body is provided with an optical fiber pre-embedded receiving groove, and the other end is provided with a cable fixing structure.

Preferably, the optical fiber pre-buried seat is disposed in the optical fiber pre-embedded receiving groove, the optical fiber pre-buried seat is provided with a limiting step, and the optical fiber pre-buried receiving groove is provided with a limiting device. The limiting device cooperates with the limiting step to prevent the optical fiber embedded seat from sliding out of the optical fiber pre-embedded receiving groove. Preferably, the limiting device comprises a limiting hole disposed in a lower portion of the fixing device body, wherein the limiting hole is provided with a limiting block, and the limiting block can limit the limiting step.

Preferably, the cable fixing structure includes a fixing cover disposed at one end of the fixing device body and a nut screwed to the fixing cover.

Preferably, the fixed cover comprises a fixed cover body and a movable cover body, and the movable cover body is pivotally connected to the fixed cover body via a rotating shaft.

Preferably, the movable cover body is provided with a positioning groove at a connection with the rotating shaft, and the rotating shaft is provided with a protrusion, and the protrusion cooperates with the positioning groove to open the movable cover body to Automatic positioning after a certain angle.

Compared with the prior art, the utility model has the following beneficial effects:

1. Since the slider protrudes from the connector jacket after the assembly is completed, the operator can repeatedly perform the operation of connecting the optical fiber by pushing the slider, and the operation is convenient, and the connection can be repeated multiple times to avoid unsuccessful connection. The fiber optic connector is invalid, which greatly saves resources;

2. The utility model is connected to the operation unit on the spot, and does not need to pass the fixture, which can improve the work efficiency, and the subsequent maintenance and rework is convenient, and the unnecessary waste of the user is reduced.

DRAWINGS

1 is an exploded perspective view of the optical fiber connector of the present invention;

2 is a schematic structural view of a slider of the present invention;

Figure 3 is a schematic view showing the structure of the buffing block of the present invention (the fiber-fibre side faces upward);

Figure 4 is a schematic structural view of a batt block of the present invention;

Figure 5 is a cross-sectional view of the optical fiber connector of the present invention;

Figure 6 is a schematic structural view of the optical fiber connector of the present invention;

Figure 7 is an exploded perspective view of the optical fiber connector of the present invention;

Figure 8 is a schematic view showing the process of sliding the slider of the utility model from the a end to the b end of the buffing block;

Fig. 9 is a schematic view showing the process of sliding the slider of the present invention from the b end to the a end of the buffing block.

detailed description

The present invention will be further described below in conjunction with the accompanying drawings.

Referring to FIG. 1-7, the optical fiber connecting component of the present invention includes an optical fiber embedded seat 1, a slider 2, and a blisters 3, which are slippery. The block 2 is slidable along the optical fiber pre-buried block 1. The bucksing block 3 is disposed between the slider 2 and the optical fiber pre-buried block 1, and the slider 2 is slidable along the buckling block 3, so that one end of the buckling block 3 can be The release ground abuts the optical fiber pre-buried base 1.

Further, the optical fiber embedded base 1 is provided with a receiving groove 12, and the piezoelectric fiber block 3 is disposed in the receiving groove 12. The slider 2 is provided with a cavity for accommodating the embossed block 3, the side wall of the cavity is provided with a first guiding body 21, the side of the pulverizing block is provided with a first sliding slot 31, and the first sliding slot 31 is provided with a central portion With the slope 311, the slider 2 can slide along the first sliding slot 31 of the baffle block through the first guiding body 21, so that one end of the compacting block 3 can be releasably abutted against the receiving groove 12 of the optical fiber pre-buried seat. Referring to Figures 3, 4, 8 and 9, when the guide body 21 of the slider 2 is located at the b-end of the compact block, the angle between the bottom surface of the compact block 3 and the horizontal plane is about 2°, when the slider 2 is guided. When the body 21 slides along the buck block from the b end to the a end, the guide body 21 moves along the lower slope of the slope 311, and presses the lower slope surface, so that the angle between the bottom surface of the compact block 3 and the horizontal plane gradually changes. Small, when the guiding body 21 moves above the fiber connecting point 121, the angle between the bottom surface of the buffing block 3 and the horizontal plane is 0. At this time, the bucking block completely presses the fiber connecting point to achieve the purpose of the fiber connection, such as As shown in FIG. 9; when the guide body 21 of the slider slides along the buckling block from the a end to the b end, the guide body 21 moves along the upslope of the slope 311, and presses the upslope to make the compact block The angle between the bottom surface of the 3 and the horizontal plane gradually becomes larger. When the guide body 21 moves to the b-end, the angle between the bottom surface of the compacted block 3 and the horizontal plane is about 2°, and at this time, the compacted block is no longer pressed against the optical fiber. The fiber splicing point on the buried seat creates a small space for connecting or unplugging the fiber, as shown in Figure 8.That is, when the slider is at the end point of b, the fiber optic block and the optical fiber pre-buried seat have a certain space for the fiber placement position, which is convenient for the operator to insert the fiber to be connected.

The second sliding slot 22 is disposed on the sliding block 2, and the second guiding body 11 is disposed on the optical fiber pre-buried seat. The sliding block 2 can slide along the second guiding body 11 through the second sliding slot 22, and also along the pressure. The first chute of the sliver slides.

Further, a fiber carrying slot is disposed in the receiving slot of the optical fiber embedded seat, and a connection point of the embedded optical fiber is disposed in the fiber carrying slot, and one end of the piezoelectric block is releasably abutted with the connecting point of the embedded optical fiber. The fiber optic block is provided with a fiber guiding groove 32, and the fiber guiding groove is opposite to the fiber carrying groove. The fiber to be connected can enter the fiber carrier along the fiber guiding slot to contact the connection point of the embedded fiber.

The utility model also provides a fiber optic connector, comprising a connector housing 4, an optical fiber connecting component and an optical fiber fixing device. The optical fiber connecting component is disposed on the optical fiber fixing device, and one end of the optical fiber fixing device is disposed in the connector housing 4, and the optical fiber is connected. The component comprises an optical fiber embedded seat 1, a slider 2 and a compacted block 3, the slider 2 is slidable along the optical fiber embedded seat 1, and the compacted block 3 is disposed between the slider 2 and the optical fiber embedded seat 1, the slider 2 is slidable along the batt block 3, so that one end of the buckling block 3 is releasably abutted against the optical fiber pre-buried seat 1.

Further, the optical fiber embedded base 1 is provided with a receiving groove 12, and the piezoelectric fiber block 3 is disposed in the receiving groove 12. The slider 2 is provided with a cavity for accommodating the embossed block 3, the side wall of the cavity is provided with a first guiding body 21, the side of the pulverizing block is provided with a first sliding slot 31, and the first sliding slot 31 is provided with a central portion With a slope 311, the slider 2 can slide along the first sliding slot 31 of the baffle block through the first guiding body 21, One end of the buckling block 3 is releasably abutted against the accommodating groove 12 of the optical fiber pre-buried seat. Referring to Figures 3, 4, 8 and 9, when the guide body 21 of the slider 2 is located at the b-end of the compact block, the angle between the bottom surface of the compact block 3 and the horizontal plane is about 2°, when the slider 2 is guided. When the body 21 slides along the buck block from the b end to the a end, the guide body 21 moves along the lower slope of the slope 311, and presses the lower slope surface, so that the angle between the bottom surface of the compact block 3 and the horizontal plane gradually changes. Small, when the guiding body 21 moves above the fiber connecting point 121, the angle between the bottom surface of the buffing block 3 and the horizontal plane is 0. At this time, the bucking block completely presses the fiber connecting point to achieve the purpose of the fiber connection, such as As shown in FIG. 9; when the guide body 21 of the slider slides along the buckling block from the a end to the b end, the guide body 21 moves along the upslope of the slope 311, and presses the upslope to make the compact block The angle between the bottom surface of the 3 and the horizontal plane gradually becomes larger. When the guide body 21 moves to the b-end, the angle between the bottom surface of the compacted block 3 and the horizontal plane is about 2°, and at this time, the compacted block is no longer pressed against the optical fiber. The fiber connection point on the buried seat creates a small space for the insertion or removal of the fiber, as shown in Figure 8. That is, when the slider is at the b-end point, the fiber-optic block and the fiber-optic pre-buried seat have a certain space for the fiber placement position, which is convenient for the operator to insert the fiber to be connected.

The optical fiber fixing device comprises a fixing device main body 5, and one end of the fixing device main body 5 is provided with an optical fiber pre-embedded receiving groove 51, and the other end is provided with a cable fixing structure.

Further, the optical fiber embedded base 1 is disposed in the optical fiber pre-embedded receiving slot 51, and the optical fiber pre-buried base 1 is provided with a limiting step 13 , and the optical fiber pre-embedded receiving groove 51 is provided with a limiting device, the limiting device and the limiting device The matching step 13 cooperates to prevent the optical fiber embedded seat 1 from sliding out of the optical fiber pre-receiving receiving groove 51. The limiting device includes a limiting hole 511 disposed in a lower portion of the fixing device body, and a limiting block 5111 is disposed in the limiting hole 511, and the limiting block 5111 can limit the limiting step 13. In this example, the limiting block 5111 is inserted into the limiting hole 511, and can also be stuck in the limiting hole 511.

The cable fixing structure includes a fixing cover 52 disposed at one end of the fixing device body and a nut 53 screwed to the fixing cover. The fiber to be connected penetrates from the through hole of the nut 53 into the fixing device main body 5, and the connection of the fixing cover 52 and the nut 53 prevents the connected fiber from being disconnected. The fixed cover 52 includes a fixed cover 521 and a movable cover 522. The movable cover 522 is pivotally connected to the fixed cover 521 via a rotating shaft 5211, and the rotating shaft 5211 is fixedly disposed on the fixed cover 521. The movable cover 522 is provided with a positioning groove 5221 at a joint with the rotating shaft 5211. The rotating shaft 5211 is provided with a protrusion, and the protrusion cooperates with the positioning groove to automatically position the movable cover after being opened to a certain angle. During installation, the buckling block is first placed in the slider, and then placed into the optical fiber embedded seat. The optical fiber embedded seat is fixedly placed in the receiving groove of the fixing device main body through the limiting device and a spring limit. In use, open the movable cover, insert the jumper and/or the leather cable with the protective layer into the fixed cover and insert it into the fiber connection point, and then cover the movable cover with the fixed cover, then Screw the nut to the fixing cover to fix it, push the slider, and slide the slider from the b end to the a end of the buckling block. The buff block is pressed slowly to the fiber connection point until the fiber connection point is completely pressed to reach the fiber. For the purpose of connection; the connector housing is then sleeved at the end of the fixture body that is provided with the fiber optic pre-buried seat.

After the fiber connection is completed, the slider protrudes from the connector casing, and the operator can repeatedly perform the operation of the connecting fiber by pushing the slider, which is convenient to operate, and can be repeated multiple times to avoid the unsuccessful connection and the fiber connection. When the device is abolished, the resources are greatly saved.

The utility model is connected to the operation unit on the spot, and does not need to pass the fixture, which can improve the work efficiency, and the subsequent maintenance and rework is convenient, and the unnecessary waste of the user is reduced. The above disclosure is only a few specific embodiments of the present application, but the present application is not limited thereto, and any changes that can be made by those skilled in the art should fall within the protection scope of the present application.

Claims

claims

1. An optical fiber splice assembly, characterized in that it includes an optical fiber pre-embedded seat, a slider and a fiber pressing block. The slider can slide along the optical fiber pre-embedded seat. The fiber pressing block is arranged on the slide. Between the block and the optical fiber pre-embedded seat, the slider can slide along the fiber pressing block so that one end of the fiber pressing block can releasably abut the optical fiber pre-embedded seat.

2. An optical fiber splicing assembly according to claim 1, characterized in that an accommodating groove is provided on the optical fiber pre-embedded seat, and the fiber pressing block is arranged in the accommodating groove.

3. An optical fiber splicing assembly according to claim 2, characterized in that: the slider is provided with a cavity that can accommodate the fiber pressing block, and the side wall of the cavity is provided with a first guide body, the side of the fiber pressing block is provided with a first chute, the first chute is provided with a slope, the slide block can slide along the first chute of the fiber pressing block through a first guide body, One end of the fiber pressing block is releasably contacted with the accommodating groove of the optical fiber embedded seat.

4. An optical fiber splicing assembly according to claim 1, characterized in that: the slider is provided with a second chute, the optical fiber embedded seat is provided with a second guide body, and the slider can Slide along the second guide body through the second slide groove.

5. An optical fiber splicing assembly according to claim 2, characterized in that a fiber-carrying groove is provided in the accommodation groove of the optical fiber pre-embedded seat, and one end of the fiber-pressing block is releasably connected to the carrier. The fiber grooves are in contact.

6. An optical fiber splicing assembly according to claim 5, characterized in that the fiber pressing block is provided with an optical fiber guide groove, and the optical fiber guide groove is opposite to the fiber carrying groove.

7. An optical fiber connector, characterized in that it includes a connector shell, an optical fiber splicing component and an optical fiber fixing device, the optical fiber splicing component is arranged on the optical fiber fixing device, and one end of the optical fiber fixing device is arranged on the optical fiber fixing device. In the connector housing, the optical fiber splicing assembly includes an optical fiber embedded seat, a slider and a fiber pressing block. The slider can slide along the optical fiber embedded seat. The fiber pressing block is arranged between the slider and the fiber pressing block. Between the optical fiber pre-embedded seats, the slider can slide along the fiber pressing block, so that one end of the fiber pressing block can releasably contact the optical fiber pre-embedded seats.

8. An optical fiber connector according to claim 7, characterized in that an accommodating groove is provided on the optical fiber pre-embedded seat, and the fiber pressing block is arranged in the accommodating groove.

9. An optical fiber connector according to claim 8, characterized in that: the slider is provided with a cavity that can accommodate the fiber pressing block, and the side wall of the slider cavity is provided with a third A guide body. The side of the fiber pressing block is provided with a first chute. The first chute is provided with a slope. The slide block can pass through the first guide body along the first chute of the fiber pressing block. Slide to make one end of the fiber pressing block releasably contact the accommodation groove of the optical fiber embedded seat.

10. An optical fiber connector according to claim Ί, characterized in that: the slider is provided with a second slide groove, the optical fiber embedded seat is provided with a second guide body, and the slider can Slide along the second guide body through the second slide groove.

Rights demand letter

11. An optical fiber connector according to claim 8, characterized in that a fiber-carrying groove is provided in the accommodation groove of the optical fiber pre-embedded seat, and one end of the fiber-pressing block is releasably connected to the fiber-carrying groove. The fiber grooves are in contact.

12. The optical fiber connector according to claim 11, wherein the fiber pressing block is provided with an optical fiber guide groove, and the optical fiber guide groove is opposite to the fiber carrying groove.

13. An optical fiber connector according to claim 7, characterized in that, the optical fiber fixing device includes a fixing device main body, one end of the fixing device main body is provided with an optical fiber pre-embedded base accommodation groove, and the other end is provided with an optical fiber embedded seat accommodating groove. Cable fixing structure.

14. An optical fiber connector according to claim 13, characterized in that, the optical fiber embedded seat is arranged in the optical fiber embedded seat accommodating groove, and the optical fiber embedded seat is provided with a limiting step, A limiting device is provided in the optical fiber pre-embedded seat accommodating groove. The limiting device cooperates with the limiting step to prevent the optical fiber embedded seat from sliding out of the optical fiber pre-embedded seat accommodating groove.

15. An optical fiber connector according to claim 14, characterized in that, the limiting device includes a limiting hole provided at the lower part of the fixing device body, and a limiting block is provided in the limiting hole, so The limiting block can limit the limiting step.

16. The optical fiber connector according to claim 13, wherein the cable fixing structure includes a fixing cover provided at one end of the fixing device body and a nut screwed to the fixing cover.

17. The optical fiber connector according to claim 16, wherein the fixed cover includes a fixed cover and a movable cover, and the movable cover is pivotally connected to the fixed cover through a rotating shaft.

18. The optical fiber connector according to claim 17, wherein the movable cover is provided with a positioning groove at the connection point with the rotating shaft, the rotating shaft is provided with a protrusion, and the protrusion is connected to the rotating shaft. The cooperation of the positioning grooves enables the movable cover to be automatically positioned after being opened to a certain angle.